Ellensburg
Washington, USA
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Ellensburg, WA

January, the same as December, is a wintry winter month in Ellensburg, Washington, with temperature in the range of an average low of 22.6°F (-5.2°C) and an average high of 34.3°F (1.3°C). In January, the average high-temperature is essentially the same as in December - a still cold 34.3°F (1.3°C). Weather in January »

February, the last month of the winter, in Ellensburg, is another cold month, with average temperature fluctuating between 37.9°F (3.3°C) and 25.2°F (-3.8°C). In Ellensburg, the average high-temperature is practically the same as in January - a still cold 37.9°F (3.3°C). Weather in February »

The first month of the spring, March, is a chilly month in Ellensburg, Washington, with average temperature varying between 45.1°F (7.3°C) and 30.6°F (-0.8°C). In March, the average high-temperature slightly increases, from a wintry 37.9°F (3.3°C) in February, to a chilly 45.1°F (7.3°C). Weather in March »

April is a fresh spring month in Ellensburg, Washington, with average temperature fluctuating between 36.1°F (2.3°C) and 54.5°F (12.5°C). In Ellensburg, the average high-temperature in April rises, from a chilly 45.1°F (7.3°C) in March, to a fresh 54.5°F (12.5°C). Weather in April »

The last month of the spring, May, is an enjoyable month in Ellensburg, Washington, with average temperature varying between 43.3°F (6.3°C) and 64.9°F (18.3°C). In Ellensburg, the average high-temperature in May rises, from a fresh 54.5°F (12.5°C) in April, to a comfortable 64.9°F (18.3°C). Weather in May »

June, the first month of the summer, in Ellensburg, is a pleasant month, with temperature in the range of an average low of 48.6°F (9.2°C) and an average high of 72°F (22.2°C). In June, the average high-temperature slightly increases, from an enjoyable 64.9°F (18.3°C) in May, to an agreeable 72°F (22.2°C). Weather in June »

July in Ellensburg, Washington, is a moderately hot summer month, with temperature in the range of an average high of 82°F (27.8°C) and an average low of 54.9°F (12.7°C). The warmest months are July and August, with an average high-temperature of 82°F (27.8°C). The average heat index in July is appraised at 82.2°F (27.9°C). Weather in July »

The last month of the summer, August, is also a moderately hot month in Ellensburg, Washington, with average temperature ranging between max 82°F (27.8°C) and min 55.2°F (12.9°C). The warmest months are July and August, with an average high-temperature of 82°F (27.8°C). In August, the average heat index is calculated to 82.2°F (27.9°C). Weather in August »

September, the first month of the autumn, in Ellensburg, is still a pleasant month, with average temperature varying between 49.1°F (9.5°C) and 71.1°F (21.7°C). In Ellensburg, the average high-temperature decreases, from a moderately hot 82°F (27.8°C) in August, to an agreeable 71.1°F (21.7°C). Weather in September »

October, like September, is another mild autumn month in Ellensburg, Washington, with average temperature fluctuating between 39°F (3.9°C) and 56.3°F (13.5°C). In October, the average high-temperature significantly decreases, from a pleasant 71.1°F (21.7°C) in September, to a mild 56.3°F (13.5°C). Weather in October »

The last month of the autumn, November, is also a wintry month in Ellensburg, Washington, with average temperature fluctuating between 29.5°F (-1.4°C) and 42.6°F (5.9°C). In Ellensburg, Washington, the average high-temperature decreases, from a moderate 56.3°F (13.5°C) in October, to a wintry 42.6°F (5.9°C). Weather in November »

The first month of the winter, December, is also a wintry month in Ellensburg, Washington, with average temperature varying between 33.3°F (0.7°C) and 21.4°F (-5.9°C). With an average high-temperature of 33.3°F (0.7°C) and an average low-temperature of 21.4°F (-5.9°C), December is the coldest month. Weather in December »

What is the most humid month in Ellensburg?

January is the most humid month in Ellensburg, Washington, with an average relative humidity of 87%.

How many days does it rain in Ellensburg?

Throughout the year, there are 99.9 rainfall days, and 8.66" (220mm) of precipitation is accumulated.

When does it snow in Ellensburg?

Months with snowfall are January through April, September through December.

How much does it snow in Ellensburg?

Throughout the year, in Ellensburg, there are 35.4 snowfall days, and 15.59" (396mm) of snow is accumulated.

What is the month with the least sunshine in Ellensburg?

Months with the least sunshine in Ellensburg, Washington, are January and December, with an average of 4.8h of sunshine.

What is the month with the lowest UV index in Ellensburg?

Months with the lowest UV index in Ellensburg, Washington, are January through March, November and December, with an average maximum UV index of 2.

When it does not snow in Ellensburg?

May through August are months without snowfall in Ellensburg.

When are the longest days in Ellensburg?

The month with the longest days in Ellensburg is June, with an average of 15.8h of daylight.

What are the warmest months in Ellensburg?

Warmest months in Ellensburg, Washington, are July and August, with an average high-temperature of 82°F (27.8°C).

What are the least humid months in Ellensburg?

Months with the lowest humidity are July and August, with an average relative humidity of 46%.

What is the driest month in Ellensburg?

July is the month with the least rainfall. Rain falls for 2.9 days and accumulates 0.16" (4mm) of precipitation.

What are the months with the most sunshine in Ellensburg?

July and August, with an average of 12h of sunshine, are months with the most sunshine.

What is the month with the highest UV index in Ellensburg?

The month with the highest UV index in Ellensburg, Washington, is July, with an average maximum UV index of 6.

What is the coldest month in Ellensburg?

With an average high-temperature of 33.3°F (0.7°C) and an average low-temperature of 21.4°F (-5.9°C), December is the coldest month.

What is the wettest month in Ellensburg?

The month with the most rainfall is December when the rain falls for 9.4 days and typically aggregates up to 1.3" (33mm) of precipitation.

What is the snowiest month in Ellensburg?

December is the month with the most snowfall. Snow falls for 8.7 days and accumulates 4.65" (118mm) of snow.

What is the month with the shortest days in Ellensburg?

The month with the shortest days is December, with an average of 8.6h of daylight.
Average temperature - Ellensburg, WA
Average humidity - Ellensburg, WA
Average rainfall - Ellensburg, WA

The wettest month (with the highest rainfall) is December (1.3").
The driest month (with the lowest rainfall) is July (0.16").

Average rainfall days - Ellensburg, WA

The month with the highest number of rainy days is March (12.4 days).
The month with the lowest number of rainy days is August (2.8 days).

Average snowfall - Ellensburg, WA
Average snowfall days - Ellensburg, WA

Months with the highest number of snowfall days are January and December (8.7 days).
Months with the lowest number of snowfall days are May, June, July and August (0 days).

Average daylight / Average sunshine - Ellensburg, WA

The month with the longest days is June (Average daylight: 15.8h).
The month with shortest days is December (Average daylight: 8.6h).

Months with most sunshine are July and August (Average sunshine: 12h).
Months with least sunshine are January and December (Average sunshine: 4.8).

Average UV index - Ellensburg, WA